Chapter 3: PIM Overview

Figure 38: ADSL 2/2+ Annex A PIM

Figure 39: ADSL 2/2+ Annex B PIM

The ADSL PIM provides the following key features:

Onboard network processor

ADSL, ADSL2, and ADSL2+ protocols on the same PIM

“Dying gasp” notification

Asynchronous Transfer Mode (ATM) Adaptation Layer 5 (AAL5) encapsulation

For pinouts of cable connectors for ADSL PIMs, see “ADSL and G.SHDSL RJ-11

Connector Pinout” on page 194.

To install or remove a PIM, see “Replacing a PIM” on page 120.

The ADSL PIMs have two LEDs to indicate the status of the PIM and its port.

Table 32 on page 57 describes the meaning of the LED states.

Table 32: LEDs for ADSL PIMs

Label

Color

State

Description

ONLINE

Green

On steadily

PIM passed the self-test and is online and

 

 

 

operational.

 

Unlit

Off

PIM is offline.

STATUS

Green

On steadily

Online with no alarms or failures.

 

Red

On steadily

Active with local or remote alarms. The router

 

 

 

has detected a failure.

Field-Replaceable PIMs 57

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Image 81
Juniper Networks J2350 manual Adsl 2/2+ Annex a PIM, LEDs for Adsl PIMs